At the beginning of your upkeep, you may put a charge counter on Aether Vial.
{T}: You may put a creature card with mana value equal to the number of charge counters on Aether Vial from your hand onto the battlefield.
{3}{G}{W}{U}
Amareth, the Lustrous
Legendary Creature - Dragon
Flying
Whenever another permanent enters the battlefield under your control, look at the top card of your library. If it shares a card type with that permanent, you may reveal that card and put it into your hand.
6 /
6
{5}{R}{G}
Atarka, World Render
Legendary Creature - Dragon
Flying, trample
Whenever a Dragon you control attacks, it gains double strike until end of turn.
6 /
4
{5}{R}{R}
Balefire Dragon
Creature - Dragon
Flying
Whenever Balefire Dragon deals combat damage to a player, it deals that much damage to each creature that player controls.
6 /
6
--
Bountiful Promenade
Land
Bountiful Promenade enters the battlefield tapped unless you have two or more opponents.
{T}: Add {G} or {W}.
{G}
Burgeoning
Enchantment
Whenever an opponent plays a land, you may put a land card from your hand onto the battlefield.
{3}
Chromatic Lantern
Artifact
Lands you control have "{T}: Add one mana of any color."
{T}: Add one mana of any color.
{3}{G}
Circuitous Route
Sorcery
Search your library for up to two basic land cards and/or Gate cards, put them onto the battlefield tapped, then shuffle.
--
Command Tower
Land
{T}: Add one mana of any color in your commander's color identity.
{3}{U}{B}{R}
Crosis, the Purger
Legendary Creature - Dragon
Flying
Whenever Crosis, the Purger deals combat damage to a player, you may pay {2}{B}. If you do, choose a color, then that player reveals their hand and discards all cards of that color.
6 /
6
{3}{R}
Crucible of Fire
Enchantment
Dragon creatures you control get +3/+3.
--
Crucible of the Spirit Dragon
Land
{T}: Add {C}.
{1}, {T}: Put a storage counter on Crucible of the Spirit Dragon.
{T}, Remove X storage counters from Crucible of the Spirit Dragon: Add X mana in any combination of colors. Spend this mana only to cast Dragon spells or activate abilities of Dragons.
{3}{B}{B}
Crux of Fate
Sorcery
Choose one --
• Destroy all Dragon creatures.
• Destroy all non-Dragon creatures.
{2}{G}
Cultivate
Sorcery
Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.
{4}{B}{R}{G}
Darigaaz Reincarnated
Legendary Creature - Dragon
Flying, trample, haste
If Darigaaz Reincarnated would die, instead exile it with three egg counters on it.
At the beginning of your upkeep, if Darigaaz is exiled with an egg counter on it, remove an egg counter from it. Then if Darigaaz has no egg counters on it, return it to the battlefield.
7 /
7
{3}{G}
Dawn's Reflection
Enchantment - Aura
Enchant land
Whenever enchanted land is tapped for mana, its controller adds an additional two mana in any combination of colors.
{5}
Dragon Arch
Artifact
{2}, {T}: You may put a multicolored creature card from your hand onto the battlefield.
{3}
Dragon's Hoard
Artifact
Whenever a Dragon enters the battlefield under your control, put a gold counter on Dragon's Hoard.
{T}, Remove a gold counter from Dragon's Hoard: Draw a card.
{T}: Add one mana of any color.
{4}{G}{W}
Dragonlord Dromoka
Legendary Creature - Elder Dragon
This spell can't be countered.
Flying, lifelink
Your opponents can't cast spells during your turn.
5 /
7
{1}{R}
Dragonlord's Servant
Creature - Goblin Shaman
Dragon spells you cast cost {1} less to cast.
1 /
3
{R}
Dragonmaster Outcast
Creature - Human Shaman
At the beginning of your upkeep, if you control six or more lands, create a 5/5 red Dragon creature token with flying.
1 /
1
{1}{R}{R}
Dragonspeaker Shaman
Creature - Human Barbarian Shaman
Dragon spells you cast cost {2} less to cast.
2 /
2
{3}{G}{W}
Dromoka, the Eternal
Legendary Creature - Dragon
Flying
Whenever a Dragon you control attacks, bolster 2. (Choose a creature with the least toughness among creatures you control and put two +1/+1 counters on it.)
5 /
5
--
Evolving Wilds
Land
{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
{3}{G}
Frontier Siege
Enchantment
As Frontier Siege enters the battlefield, choose Khans or Dragons.
• Khans -- At the beginning of each of your main phases, add {G}{G}.
• Dragons -- Whenever a creature with flying enters the battlefield under your control, you may have it fight target creature you don't control.
--
Gateway Plaza
Land - Gate
Gateway Plaza enters the battlefield tapped.
When Gateway Plaza enters the battlefield, sacrifice it unless you pay {1}.
{T}: Add one mana of any color.
--
Guildmages' Forum
Land
{T}: Add {C}.
{1}, {T}: Add one mana of any color. If that mana is spent on a multicolored creature spell, that creature enters the battlefield with an additional +1/+1 counter on it.
--
Haven of the Spirit Dragon
Land
{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast a Dragon creature spell.
{2}, {T}, Sacrifice Haven of the Spirit Dragon: Return target Dragon creature card or Ugin planeswalker card from your graveyard to your hand.
{4}{R}{R}
Hellkite Charger
Creature - Dragon
Flying, haste
Whenever Hellkite Charger attacks, you may pay {5}{R}{R}. If you do, untap all attacking creatures and after this phase, there is an additional combat phase.
5 /
5
{4}{R}{R}
Hellkite Courser
Creature - Dragon
Flying
When Hellkite Courser enters the battlefield, you may put a commander you own from the command zone onto the battlefield. It gains haste. Return it to the command zone at the beginning of the next end step.
6 /
5
{4}{B}{R}{R}{G}
Hellkite Overlord
Creature - Dragon
Flying, trample, haste
{R}: Hellkite Overlord gets +1/+0 until end of turn.
{B}{G}: Regenerate Hellkite Overlord.
8 /
8
{3}
Herald's Horn
Artifact
As Herald's Horn enters the battlefield, choose a creature type.
Creature spells you cast of the chosen type cost {1} less to cast.
At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you may reveal it and put it into your hand.
{5}
Horizon Stone
Artifact
If you would lose unspent mana, that mana becomes colorless instead.
{3}{G}{U}{R}
Intet, the Dreamer
Legendary Creature - Dragon
Flying
Whenever Intet, the Dreamer deals combat damage to a player, you may pay {2}{U}. If you do, exile the top card of your library face down. You may look at that card for as long as it remains exiled. You may play that card without paying its mana cost for as long as Intet remains on the battlefield.
6 /
6
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
{1}{R}{W}{B}
Kaalia of the Vast
Legendary Creature - Human Cleric
Flying
Whenever Kaalia of the Vast attacks an opponent, you may put an Angel, Demon, or Dragon creature card from your hand onto the battlefield tapped and attacking that opponent.
2 /
2
{5}{R}{R}
Kilnmouth Dragon
Creature - Dragon
Amplify 3 (As this creature enters the battlefield, put three +1/+1 counters on it for each Dragon card you reveal in your hand.)
Flying
{T}: Kilnmouth Dragon deals damage equal to the number of +1/+1 counters on it to any target.
5 /
5
{2}{G}
Kodama's Reach
Sorcery - Arcane
Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.
{4}{R}{R}
Lathliss, Dragon Queen
Legendary Creature - Dragon
Flying
Whenever another nontoken Dragon enters the battlefield under your control, create a 5/5 red Dragon creature token with flying.
{1}{R}: Dragons you control get +1/+0 until end of turn.
6 /
6
{2}{R}{R}
Leyline Tyrant
Creature - Dragon
Flying
You don't lose unspent red mana as steps and phases end.
When Leyline Tyrant dies, you may pay any amount of {R}. When you do, it deals that much damage to any target.
4 /
4
{2}
Lightning Greaves
Artifact - Equipment
Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)
Equip {0}
--
Luxury Suite
Land
Luxury Suite enters the battlefield tapped unless you have two or more opponents.
{T}: Add {B} or {R}.
{3}{G}{W}
Mirari's Wake
Enchantment
Creatures you control get +1/+1.
Whenever you tap a land for mana, add one mana of any type that land produced.
{7}
Morophon, the Boundless
Legendary Creature - Shapeshifter
Changeling (This card is every creature type.)
As Morophon, the Boundless enters the battlefield, choose a creature type.
Spells of the chosen type you cast cost {W}{U}{B}{R}{G} less to cast. This effect reduces only the amount of colored mana you pay.
Other creatures you control of the chosen type get +1/+1.
6 /
6
--
Morphic Pool
Land
Morphic Pool enters the battlefield tapped unless you have two or more opponents.
{T}: Add {U} or {B}.
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
{2}{U}{U}{R}{R}
Niv-Mizzet, the Firemind
Legendary Creature - Dragon Wizard
Flying
Whenever you draw a card, Niv-Mizzet, the Firemind deals 1 damage to any target.
{T}: Draw a card.
4 /
4
{3}{R}{G}{W}
Palladia-Mors, the Ruiner
Legendary Creature - Elder Dragon
Flying, vigilance, trample
Palladia-Mors, the Ruiner has hexproof if it hasn't dealt damage yet.
6 /
6
--
Path of Ancestry
Land
Path of Ancestry enters the battlefield tapped.
{T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)
{W}
Path to Exile
Instant
Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
{5}
Prismatic Geoscope
Artifact
Prismatic Geoscope enters the battlefield tapped.
Domain -- {T}: Add X mana in any combination of colors, where X is the number of basic land types among lands you control.
{6}
Ramos, Dragon Engine
Legendary Artifact Creature - Dragon
Flying
Whenever you cast a spell, put a +1/+1 counter on Ramos, Dragon Engine for each of that spell's colors.
Remove five +1/+1 counters from Ramos: Add {W}{W}{U}{U}{B}{B}{R}{R}{G}{G}. Activate only once each turn.
4 /
4
--
Rejuvenating Springs
Land
Rejuvenating Springs enters the battlefield tapped unless you have two or more opponents.
{T}: Add {G} or {U}.
--
Rupture Spire
Land
Rupture Spire enters the battlefield tapped.
When Rupture Spire enters the battlefield, sacrifice it unless you pay {1}.
{T}: Add one mana of any color.
{5}{R}
Ryusei, the Falling Star
Legendary Creature - Dragon Spirit
Flying
When Ryusei, the Falling Star dies, it deals 5 damage to each creature without flying.
5 /
5
{3}{R}
Sarkhan's Unsealing
Enchantment
Whenever you cast a creature spell with power 4, 5, or 6, Sarkhan's Unsealing deals 4 damage to any target.
Whenever you cast a creature spell with power 7 or greater, Sarkhan's Unsealing deals 4 damage to each opponent and each creature and planeswalker they control.
{X}{R}{G}
Savage Twister
Sorcery
Savage Twister deals X damage to each creature.
{3}{W}{W}
Scalelord Reckoner
Creature - Dragon
Flying
Whenever a Dragon you control becomes the target of a spell or ability an opponent controls, destroy target nonland permanent that player controls.
4 /
4
--
Sea of Clouds
Land
Sea of Clouds enters the battlefield tapped unless you have two or more opponents.
{T}: Add {W} or {U}.
{4}{G}{G}
Selvala's Stampede
Sorcery
Council's dilemma -- Starting with you, each player votes for wild or free. Reveal cards from the top of your library until you reveal a creature card for each wild vote. Put those creature cards onto the battlefield, then shuffle the rest into your library. You may put a permanent card from your hand onto the battlefield for each free vote.
{4}{U}{B}
Silumgar, the Drifting Death
Legendary Creature - Dragon
Flying, hexproof
Whenever a Dragon you control attacks, creatures defending player controls get -1/-1 until end of turn.
3 /
7
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
--
Spectator Seating
Land
Spectator Seating enters the battlefield tapped unless you have two or more opponents.
{T}: Add {R} or {W}.
--
Spire Garden
Land
Spire Garden enters the battlefield tapped unless you have two or more opponents.
{T}: Add {R} or {G}.
{5}{R}
Sunbird's Invocation
Enchantment
Whenever you cast a spell from your hand, reveal the top X cards of your library, where X is that spell's mana value. You may cast a spell with mana value X or less from among cards revealed this way without paying its mana cost. Put the rest on the bottom of your library in a random order.
{3}{W}{W}
Sunscorch Regent
Creature - Dragon
Flying
Whenever an opponent casts a spell, put a +1/+1 counter on Sunscorch Regent and you gain 1 life.
4 /
3
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
{2}{W}
Sylvia Brightspear
Legendary Creature - Human Knight
Partner with Khorvath Brightflame (When this creature enters the battlefield, target player may put Khorvath into their hand from their library, then shuffle.)
Double strike
Dragons your team controls have double strike.
2 /
2
{G}{U}{R}
Temur Ascendancy
Enchantment
Creatures you control have haste.
Whenever a creature with power 4 or greater enters the battlefield under your control, you may draw a card.
{2}{R}{R}
Territorial Hellkite
Creature - Dragon
Flying, haste
At the beginning of combat on your turn, choose an opponent at random that Territorial Hellkite didn't attack during your last combat. Territorial Hellkite attacks that player this combat if able. If you can't choose an opponent this way, tap Territorial Hellkite.
6 /
5
{4}{W}{U}{B}{R}{G}
The Ur-Dragon
Legendary Creature - Dragon Avatar
Eminence -- As long as The Ur-Dragon is in the command zone or on the battlefield, other Dragon spells you cast cost {1} less to cast.
Flying
Whenever one or more Dragons you control attack, draw that many cards, then you may put a permanent card from your hand onto the battlefield.
10 /
10
--
Training Center
Land
Training Center enters the battlefield tapped unless you have two or more opponents.
{T}: Add {U} or {R}.
{4}{G}
Traverse the Outlands
Sorcery
Search your library for up to X basic land cards, where X is the greatest power among creatures you control. Put those cards onto the battlefield tapped, then shuffle.
{5}{R}{R}
Tyrant's Familiar
Creature - Dragon
Flying, haste
Lieutenant -- As long as you control your commander, Tyrant's Familiar gets +2/+2 and has "Whenever Tyrant's Familiar attacks, it deals 7 damage to target creature defending player controls."
5 /
5
--
Undergrowth Stadium
Land
Undergrowth Stadium enters the battlefield tapped unless you have two or more opponents.
{T}: Add {B} or {G}.
{6}{R}{R}
Utvara Hellkite
Creature - Dragon
Flying
Whenever a Dragon you control attacks, create a 6/6 red Dragon creature token with flying.
6 /
6
{3}{B}{R}{G}
Vaevictis Asmadi, the Dire
Legendary Creature - Elder Dragon
Flying
Whenever Vaevictis Asmadi, the Dire attacks, for each player, choose target permanent that player controls. Those players sacrifice those permanents. Each player who sacrificed a permanent this way reveals the top card of their library, then puts it onto the battlefield if it's a permanent card.
6 /
6
{5}
Vanquisher's Banner
Artifact
As Vanquisher's Banner enters the battlefield, choose a creature type.
Creatures you control of the chosen type get +1/+1.
Whenever you cast a creature spell of the chosen type, draw a card.
--
Vault of Champions
Land
Vault of Champions enters the battlefield tapped unless you have two or more opponents.
{T}: Add {W} or {B}.
{1}{W}{B}
Vindicate
Sorcery
Destroy target permanent.
{5}{G}{G}
Zendikar Resurgent
Enchantment
Whenever you tap a land for mana, add one mana of any type that land produced. (The types of mana are white, blue, black, red, green, and colorless.)
Whenever you cast a creature spell, draw a card.
{1}{R}
Dragon Tempest
Enchantment
Whenever a creature with flying enters the battlefield under your control, it gains haste until end of turn.
Whenever a Dragon enters the battlefield under your control, it deals X damage to any target, where X is the number of Dragons you control.